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23133230001 = 3274750915349
BaseRepresentation
bin10101100010110110…
…010001001110110001
32012201012020211210100
4111202312101032301
5334334101330001
614343253223013
71446156132150
oct254266211661
965635224710
1023133230001
1198a1118102
124597331a69
132248868b9b
14119648d597
15905d7a586
hex562d913b1

23133230001 has 48 divisors (see below), whose sum is σ = 39079872000. Its totient is φ = 12911474304.

The previous prime is 23133229993. The next prime is 23133230009. The reversal of 23133230001 is 10003233132.

23133230001 is a `hidden beast` number, since 2 + 31 + 332 + 300 + 0 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (23133229993) and next prime (23133230009).

It is not a de Polignac number, because 23133230001 - 23 = 23133229993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23133230009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1499475 + ... + 1514823.

It is an arithmetic number, because the mean of its divisors is an integer number (814164000).

Almost surely, 223133230001 is an apocalyptic number.

23133230001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

23133230001 is a deficient number, since it is larger than the sum of its proper divisors (15946641999).

23133230001 is a wasteful number, since it uses less digits than its factorization.

23133230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15918 (or 15915 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 23133230001 its reverse (10003233132), we get a palindrome (33136463133).

The spelling of 23133230001 in words is "twenty-three billion, one hundred thirty-three million, two hundred thirty thousand, one".

Divisors: 1 3 7 9 21 47 63 141 329 423 509 987 1527 2961 3563 4581 10689 15349 23923 32067 46047 71769 107443 138141 167461 215307 322329 502383 721403 966987 1507149 2164209 5049821 6492627 7812641 15149463 23437923 45448389 54688487 70313769 164065461 367194127 492196383 1101582381 2570358889 3304747143 7711076667 23133230001